36 C.F.R. § 520.8 Intoxicating beverages and narcotics.
Title 36 - Parks, Forests, and Public Property
Entering the premises or the operating of a motor vehicle thereon by a person under the influence of any intoxicating beverage or narcotic drug or the use of such drug in or on the premises is prohibited. Consumption of intoxicating beverages on the premises is prohibited, unless officially authorized.
Title 36: Parks, Forests, and Public Property
PART 520—RULES AND REGULATIONS GOVERNING THE BUILDINGS AND GROUNDS OF THE NATIONAL ZOOLOGICAL PARK OF THE SMITHSONIAN INSTITUTION
§ 520.8 Intoxicating beverages and narcotics.

